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Ask HN: Why don’t JavaScript compilers generate web assembly? | Better HN

Ask HN: Why don’t JavaScript compilers generate web assembly?

2 pointstrestenhortz5y ago3 comments

3 comments

AssemblyScript [1] is an example of a subset of JavaScript being compiled to fast WebAssembly. But it is very static code. If you want to run dynamic JavaScript fast, you need the more sophisticated strategies used by modern JavaScript engines.

[1] https://www.assemblyscript.org/

pestatije5y ago

You mean the client? That'd be an intermediate step to metal. If you want speed, the fewer intermediate steps the better.

Otherwise I don't understand the question.

johncoltrane5y ago

Why would they?

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